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A Model of Epileptogenesis in Rhinal Cortex-Hippocampus Organotypic Slice Cultures
Published on: March 18, 2021
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Imaging microstructural damage and plasticity in the hippocampus during epileptogenesis.
A Sierra1, O Gröhn1, A Pitkänen2
1Department of Neurobiology, A. I. Virtanen Institute for Molecular Sciences, University of Eastern Finland, PO Box 1627, FI-70211 Kuopio, Finland.
Neuroscience
|May 3, 2015
Summary
Epileptogenesis involves hippocampal tissue changes. Advanced MRI techniques can detect these structural alterations, potentially serving as biomarkers for epilepsy development and progression.
Area of Science:
- Neuroscience
- Medical Imaging
Background:
- Epileptogenesis is the process leading to epilepsy, often involving the hippocampus.
- The hippocampus undergoes significant structural changes during epileptogenesis, including mossy fiber sprouting and alterations in neural morphology.
Purpose of the Study:
- To review conventional and advanced MRI methods for detecting hippocampal changes during epileptogenesis.
- To explore the potential of MRI-derived parameters as biomarkers for epileptogenesis.
Main Methods:
- Review of in vivo magnetic resonance imaging (MRI) techniques.
- Focus on diffusion tensor imaging (DTI) for assessing cellular damage and plasticity in hippocampal subfields.
Main Results:
- MRI techniques offer insights into hippocampal microstructural organization.
- DTI can reveal subtle cellular damage and plasticity, even within hippocampal subfields.
Conclusions:
- Assessing hippocampal structural plasticity via MRI may yield biomarkers for epileptogenesis.
- Novel MRI techniques hold promise for identifying biomarkers of epileptogenesis post-brain injury.
